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92
RESULTS

Media Type
92
texts
Topics & Subjects
12
Hygiene
12
Public Health
9
Botany
7
Highway law
7
Roads
4
Europe -- History Sources
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Collection
83
American Libraries
29
The Medical Heritage Library
12
The College of Physicians of Philadelphia Historical Medical Library
12
US National Library of Medicine
11
NLM Medicine in the Americas
9
Microfilm
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Creator
13
university of pennsylvania. botanical laboratory
12
pennsylvania. state board of health
4
university of pennsylvania. committee on better roads
4
university of pennsylvania. dept. of history
2
boyd, morrison comegys, 1891-1971
2
cumston, charles greene, 1868-1927
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Language
92
English
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